149303980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2087}}^1$

素因数の和:2183

約数の個数: 72

約数和(自身を含む): 369901728

約数和(自身を除く): 220597748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1460, 2044, 2087, 2555, 3577, 4174, 5110, 7154, 8348, 10220, 10435, 14308, 14609, 17885, 20870, 29218, 35770, 41740, 58436, 71540, 73045, 102263, 146090, 152351, 204526, 292180, 304702, 409052, 511315, 609404, 761755, 1022630, 1066457, 1523510, 2045260, 2132914, 3047020, 4265828, 5332285, 7465199, 10664570, 14930398, 21329140, 29860796, 37325995, 74651990, 149303980]

約数ペア:

[(1, 149303980), (2, 74651990), (4, 37325995), (5, 29860796), (7, 21329140), (10, 14930398), (14, 10664570), (20, 7465199), (28, 5332285), (35, 4265828), (49, 3047020), (70, 2132914), (73, 2045260), (98, 1523510), (140, 1066457), (146, 1022630), (196, 761755), (245, 609404), (292, 511315), (365, 409052), (490, 304702), (511, 292180), (730, 204526), (980, 152351), (1022, 146090), (1460, 102263), (2044, 73045), (2087, 71540), (2555, 58436), (3577, 41740), (4174, 35770), (5110, 29218), (7154, 20870), (8348, 17885), (10220, 14609), (10435, 14308)]